Last updated: June 2, 2025
Understanding the UV Index is essential for residents of Las Yerbitas (Aserradero), Mexico, where the sun's intensity can pose significant risks to skin health. Awareness of UV levels not only aids in preventing painful sunburns but also protects against long-term skin damage. Situated in a Csb climate zone, this region experiences varying UV radiation throughout the day, peaking with a dangerous index of 14 between noon and 1 PM. By monitoring the UV Index, you can enjoy the beautiful Mexican outdoors while prioritizing your skin's safety and health.
The UV Index today shows a clear progression of intensity, starting with a maximum of 1 at 07:00, signaling a relatively safe morning. As the sun climbs, it peaks at a dramatic 14 at 13:00, indicating a high risk for sun exposure. From 10:00 onwards, the UV levels escalate rapidly, reaching 10 at 11:00 and a scorching 13 at noon. The afternoon sees a gradual decline, with the index easing back to 10 at 15:00, and further down to 4 by 17:00. The evening offers relief as it drops to 2 by 18:00 and finally settles at 1 by 19:00. It’s crucial to be sun-smart during peak hours, especially between 11:00 and 14:00.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 4 | moderate | 30 min |
10:00 | 7 | high | 25 min |
11:00 | 10 | very high | 15 min |
12:00 | 13 | extreme | 10 min |
13:00 | 14 | extreme | 10 min |
14:00 | 13 | extreme | 10 min |
15:00 | 10 | very high | 15 min |
16:00 | 7 | high | 25 min |
17:00 | 4 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant seasonal changes, peaking from March to October with extreme levels of UV radiation. The highest risk months are April, May, June, July, August, and September, all maintaining an extreme exposure category with a burn time of just 10 minutes. Residents and visitors should be particularly cautious during this period, taking proactive measures to protect their skin, such as wearing broad-spectrum sunscreen, protective clothing, and seeking shade during midday hours. In contrast, January and November mark a slight decrease to a very high level with a burn time of 15 minutes, while December and February transition back to high and extreme categories, respectively. Awareness of these changes can help everyone enjoy the outdoors safely while minimizing skin damage risks.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Las Yerbitas (Aserradero) | 8 | 11 | 12 | 15 | 14 | 14 | 14 | 14 | 13 | 11 | 9 | 7 |
Guadalajara UVI | 9 | 11 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 9 | 8 |
Iztapalapa UVI | 10 | 12 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 12 | 10 | 8 |
Ecatepec de Morelos UVI | 10 | 12 | 14 | 15 | 15 | 14 | 14 | 13 | 14 | 12 | 10 | 8 |
Mexico City UVI | 10 | 12 | 14 | 15 | 15 | 14 | 14 | 13 | 14 | 12 | 10 | 8 |
Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |